Door sill



FIG. 1 is a front perspective view of a door sill;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof; and,

FIG. 6 is a side view thereof, the opposite side view having the same configuration.

The door sill of the present design is depicted in a ‘broken-away’ manner. The appearance of any portion of the article between the break lines forms no part of the claimed design. 

CLAIM We claim the ornamental design for a door sill, as shown and described. 